package com.sunshuo.springsecuritydemo.handler;

import org.json.JSONObject;
import org.springframework.security.core.AuthenticationException;
import org.springframework.security.web.authentication.AuthenticationFailureHandler;
import org.springframework.security.web.authentication.SimpleUrlAuthenticationFailureHandler;
import org.springframework.stereotype.Component;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

/**
 * @ClassName LoginFailureHandler
 * @Description 登录失败处理器
 * @Author sunshuo
 * @Date 2021/11/6 17:48
 */
@Component
public class LoginFailureHandler extends SimpleUrlAuthenticationFailureHandler {
    @Override
    public void onAuthenticationFailure(HttpServletRequest request, HttpServletResponse response, AuthenticationException exception) throws IOException, ServletException {
        response.setContentType("application/json;charset=UTF-8");
        response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
        JSONObject result = new JSONObject();
        result.put("code", HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
        result.put("message", exception.getMessage());
        response.getWriter().write(result.toString());
    }
}
